:Product: 201310092000_DIF.txt
:Created: 2013 Oct 09 2027 UTC 
# United States Total Electron Content (USTEC), Operational Version 1.0
# Prepared by the U.S. Dept. of Commerce, NOAA, Space Weather Prediction Center.
# Please send comments and suggestions to SWPC.Webmaster@noaa.gov 
#
# Units: TEC: TECU (10^16 electrons/m^2) x 10
#        Longitude, Latitude: degrees x 10
# Source: Kalman filter data assimilation model using ground-based GPS data from CORS, RTIGS, GPS/MET
# Missing data: n/a
# End record identifier: End of file
# Time Range: 2013 Oct 09 2000 - 2015 UTC
# Cadence: 15 minutes
# URL: http://www.swpc.noaa.gov/ustec/DIF_index.html
#
# See http://www.swpc.noaa.gov/ustec/docs/USTEC_doc.html for format explanation.
#
#          Difference from 10 day average indicating recent trend
#-------------------------------------------------------------------------
   83 -1600 -1560 -1520 -1480 -1440 -1400 -1360 -1320 -1280 -1240 -1200 -1160 -1120 -1080 -1040 -1000  -960  -920  -880  -840  -800  -760  -720  -680  -640  -600  -560  -520  -480  -440  -400 
   10    53    53    42    19     4     3     7    11    13    13    17    17    17    15    13     8     2    -4    -5     3    16    25    29    30    27    24    20    15    14    12    11 
   25    21    15     6    -3    -3     3    10    14    16    16    18    18    16    13    13     8     0   -10   -13     2    26    41    43    38    31    25    19    13    13    11    10 
   40    12     8    13    10     9    12    15    18    19    22    21    21    18    15    16    13    10    10    18    28    25    12    10    16    18    15    11     8     9     8     8 
   55    20    20    18    18    19    21    23    24    25    25    25    26    23    20    22    22    27    42    62    79    79    69    53    34    17     5     0    -1     3     5     5 
   70    23    24    24    25    27    28    28    28    27    28    29    30    29    26    29    28    31    38    46    54    57    51    36    17     0   -13   -16   -13    -5    -1     0 
   85    31    30    28    27    29    31    33    34    34    34    33    33    33    31    35    33    35    40    46    51    52    42    24     2   -22   -40   -42   -32   -17    -8    -4 
  100    24    23    22    22    25    28    29    29    31    33    38    42    44    42    43    39    39    44    50    52    48    37    18    -6   -30   -45   -43   -32   -19   -12    -9 
  115     2     4     7    13    20    25    28    30    33    37    42    47    51    50    51    47    47    51    56    59    55    42    21    -4   -26   -37   -34   -27   -19   -15   -13 
  130    -2     6    11    15    21    27    30    35    39    44    50    55    60    60    62    60    58    60    64    68    68    56    36     6   -26   -45   -44   -35   -25   -20   -18 
  145   -12    -2     6    14    22    30    35    40    45    51    57    62    67    70    73    71    71    73    76    79    78    71    58    34    -1   -31   -41   -36   -27   -23   -21 
  160    14    22    24    24    27    33    41    49    56    64    70    76    80    83    86    85    85    87    87    86    85    81    69    41    -3   -45   -60   -51   -37   -29   -27 
  175     5     2     0     4    18    37    52    61    68    76    83    89    93    96    99   101   104   104    98    87    81    81    78    54    11   -32   -54   -53   -43   -35   -32 
  190    24    -1   -24   -26    -3    30    55    67    77    86    93    99   103   107   112   119   126   128   121   109   102    91    66    24   -25   -63   -79   -71   -54   -43   -37 
  205    68    26   -16   -32   -10    30    63    78    85    91    97   104   109   113   117   123   127   128   128   129   127   113    76    15   -52   -93   -98   -79   -59   -46   -40 
  220   109    52     7    -6    10    33    58    74    87    95   102   110   115   116   113   112   109   106   106   108   111   111    90    36   -29   -75   -93   -90   -74   -55   -45 
  235   161   112    70    46    33    31    42    55    74    91   102   114   121   119   110   101    93    88    86    87    93    95    68     8   -57   -87   -82   -66   -57   -49   -43 
  250   116    64    29    26    37    44    52    59    74    87    99   116   127   118    93    70    60    60    60    63    73    84    63     7   -52   -93  -111  -106   -88   -67   -52 
  265   107    75    52    45    47    54    63    66    72    78    91   118   141   138   105    61    22    13    24    30    36    41    16   -39   -77   -86   -87   -78   -66   -55   -46 
  280   111    93    74    63    57    61    66    63    60    52    60    97   129   127   101    67    28    12    21    27    28    24     3   -42   -77   -84   -80   -70   -59   -51   -44 
  295    86    76    69    65    63    67    70    62    47    34    56   118   146   121    96    83    49     6   -26   -35   -27   -14   -21   -48   -69   -71   -67   -58   -52   -48   -43 
  310    75    72    71    71    70    75    77    69    56    57   103   160   160   136   132   107    40   -23   -63   -79   -66   -35   -26   -46   -65   -68   -65   -58   -54   -49   -42 
  325    66    67    70    75    79    86    88    83    78    92   134   151   110    74    77    74    27   -35   -70   -80   -79   -63   -52   -58   -63   -58   -52   -46   -45   -44   -37 
  340    61    64    69    77    85    96   102   101   101   106   123   134   121   112   107    80    21   -43   -85   -96   -87   -63   -47   -52   -57   -49   -36   -29   -29   -29   -25 
  355    60    64    72    83    95   109   116   116   111   112   127   121   103   112   116    76     9   -51   -94  -119  -120   -99   -69   -57   -52   -39   -23   -15   -17   -18   -16 
  370    58    63    71    83   100   118   125   112    91    99   120   113    85    76    70    41   -16   -76  -115  -130  -123   -99   -82   -79   -72   -47   -20    -8    -7   -10    -9 
  385    55    61    69    83   104   127   136   129   114   103   100   103   117   116    80    20   -42   -89  -117  -130  -131  -118  -104   -98   -84   -55   -26    -9    -5    -7    -8 
  400    51    56    64    77    95   114   129   126   118   106    94    97   110    97    46   -16   -66  -107  -122  -133  -132  -115   -98   -92   -89   -78   -57   -32   -16    -8    -4 
  415    45    49    56    67    81    98   118   127   119    97    92   110   121   108    56   -13   -63   -96  -116  -124  -116  -108  -100   -92   -85   -80   -68   -46   -29   -20   -15 
  430    36    40    46    55    69    89   115   131   124   110   107    97    78    63    31   -29   -82  -107  -117  -124  -118  -108  -101   -92   -82   -75   -67   -50   -34   -24   -20 
  445    27    30    34    41    58    85   115   122   111   102    97    85    58    32     5   -31   -79  -104  -111  -119  -112  -103   -95   -90   -85   -82   -74   -59   -47   -40   -35 
  460    16    19    25    39    59    81   103   130   140   121    96    76    52    26    10   -15   -68  -104  -107  -107   -99   -91   -85   -83   -75   -68   -64   -60   -56   -51   -44 
  475     4     8    17    35    63   101   137   149   149   118    70    63    78    51     4   -31   -78  -110  -111  -105   -97   -89   -86   -84   -72   -62   -65   -65   -58   -47   -40 
  490    -6    -4     5    28    66   100   120   126   133   127   103    70    39    15    -5   -33   -71  -102  -109  -101   -92   -89   -76   -56   -43   -50   -62   -63   -55   -44   -37 
  505   -10    -8     2    15    41    72    89    84    91   112   113    76    28    -5   -23   -45   -73   -93  -105  -108   -89   -67   -58   -59   -63   -71   -70   -60   -46   -35   -30 
  520    -6     0     9    29    60    89    92    71    65    79    87    72    45    11   -27   -67   -94  -102   -94   -83   -75   -77   -78   -72   -62   -53   -48   -46   -42   -35   -31 
  535     2     8    20    39    67   100   120   111    94    79    57    29     9   -18   -49   -65   -65   -65   -80   -95   -89   -80   -74   -65   -52   -45   -40   -36   -31   -28   -27 
  550   -13    -1    19    49    79   101   120   121   101    71    41    21    10   -15   -53   -83   -88   -75   -65   -64   -63   -61   -60   -54   -51   -56   -54   -47   -39   -33   -30 
  565    -6     6    21    41    65    88   101   114   114    94    60    25     1   -23   -44   -56   -59   -65   -83   -99   -95   -82   -73   -62   -42   -25   -21   -23   -25   -24   -23 
  580    -3    21    54    88   112   119   119   111    97    74    49    24     3   -25   -48   -59   -58   -59   -68   -81   -78   -63   -53   -50   -43   -34   -29   -26   -24   -23   -23 
  595   -18     3    37    79   109   116   102    73    40    17    11    16    14    -6   -35   -57   -67   -73   -81   -84   -72   -53   -45   -48   -47   -38   -32   -31   -31   -29   -27 
  610    17    33    58    86   103   106    99    83    51     8   -25   -33   -22   -17   -28   -41   -48   -51   -52   -54   -53   -47   -44   -43   -39   -33   -27   -26   -26   -28   -29 
  625    38    50    62    72    77    81    88    89    72    38     8   -12   -28   -40   -46   -41   -33   -33   -38   -40   -35   -28   -27   -32   -35   -33   -26   -19   -18   -22   -29 
  640    48    55    62    64    61    53    47    42    34    21    10     1    -9   -22   -32   -32   -23   -17   -19   -26   -33   -38   -41   -40   -37   -30   -24   -23   -26   -32   -35 
  655    46    51    54    54    47    34    18    -1   -15   -15     1    15    14     2   -10   -13   -10    -9   -11   -15   -19   -22   -25   -29   -33   -35   -36   -34   -33   -33   -32 
  670    42    44    46    45    41    32    19     6    -2     0     9    12     4    -7   -10    -8    -4    -2    -3    -5   -10   -16   -20   -23   -25   -24   -23   -25   -28   -29   -28 
  685    36    38    39    40    39    36    31    24    14    -2   -19   -27   -22   -11    -2     3     5     3     0    -3    -8   -13   -17   -21   -24   -26   -27   -27   -26   -23   -20 
  700    34    35    37    38    39    37    33    26    17     6    -4    -9    -6     2     7     9     8     4     1    -2    -5    -9   -14   -19   -23   -25   -26   -25   -24   -21   -19 
